Highly sensitive optical thermometer based on FIR technique of transparent NaY2F7:Tm3+/Yb3+ glass ceramic

• Published in: Journal of alloys and compounds Vol. 825; p. 154011
• Main Authors: Chen, SunYueZi, Song, WeiHui, Cao, JiangKun, Hu, FangFang, Guo, Hai
• Format: Journal Article
• Language: English
• Published: Lausanne Elsevier B.V 05.06.2020; Elsevier BV
• Subjects: Fluorescence intensity ratio (FIR); Glass ceramic; Glass ceramics; Nanocrystals; Optical properties; Optical thermometry; Photoelectric emission; Photoluminescence; Reproducibility; Sensitivity; Structural analysis; Temperature dependence; Temperature sensors; Thulium; Up-conversion; Upconversion; Ytterbium; Optical thermometry; Glass ceramic; Fluorescence intensity ratio (FIR); Up-conversion

Non-contact temperature sensors based on up-conversion photoemission with quick response and in situ monitoring exhibits scientific and technological potential. However, to achieve highly efficient up-conversion and good temperature sensing performance from doped disordered glass matrix has led to l...